[ovs-dev] [PATCH V3] ofproto-dpif-upcall: Remove the dispatcher thread.

YAMAMOTO Takashi yamamoto at valinux.co.jp
Thu Feb 20 02:36:27 UTC 2014


> This commit removes the 'dispatcher' thread by allowing 'handler'
> threads to read upcalls directly from dpif.  vport in dpif will
> open netlink sockets for each handler and will use the 5-tuple
> hash from the missed packet to choose which socket (handler) to
> send the upcall.
> 
> This patch also significantly simplifies the flow miss handling
> code and brings slight improvement to flow setup rate.

doesn't this make dpif-netdev reorder packets in a flow
(eg. a tcp stream) if running with multiple forwarders?

YAMAMOTO Takashi



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